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Re: RFC V2 [1/2] test-in-container


On Feb 27 2018, DJ Delorie <dj@redhat.com> wrote:

> +static void
> +copy_one_file (const char *sname, const char *dname)
> +{
> +  int sfd, dfd;
> +  char buf[512];
> +  size_t rsz;
> +  struct stat st;
> +  struct utimbuf times;
> +
> +  sfd = open (sname, O_RDONLY);
> +  if (sfd < 0)
> +    {
> +      printf ("unable to open %s for reading\n", sname);
> +      perror ("the error was");

That doesn't work, the printf call can clobber errno.  Use error instead.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
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